Cirsoid aneurysm

Last updated

A cirsoid aneurysm, also referred to as an arteriovenous malformation [1] is the dilation of a group of blood vessels due to congenital malformations with arterio venous (AV) shunting. "Cirsoid" means resembling a varix.[ citation needed ] They are most common on the head or neck. [2]

Cirsoid aneurysms appear as nodules or papules. Histologically, they are composed of both thick- and thin-walled blood vessels. [2]

References

  1. McKee's Pathology of the Skin (5 ed.). Elsevier. 2020. pp. 1698–1894.
  2. 1 2 Dermatopathology (2 ed.). Saunders. 2016. pp. 513–594.